Cleggan Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Cleggan.

Climate overview of Cleggan

Temperatures in Cleggan, Galway County, Ireland, shift moderately through the seasons. The warmest month is August at 18°C (64°F), and the coolest is February at 10°C (50°F).

Rainfall is high, totalling around 1527 mm (60 in) per year. November is the wettest month and May the driest.

Cleggan Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Cleggan — and find the best time to visit.

Monthly Temperature in Cleggan

The weather in Cleggan changes moderately throughout the year, offering enough variation to appreciate each season. Average maximum daytime temperatures range from a moderate 18°C (64°F) in August, the warmest time of the year, to a chilly 10°C (50°F) during cooler months like February.

At night, you can expect temperatures ranging from 13°C (55°F) in August to around 6°C (43°F) during February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Cleggan

Cleggan has a notably wet climate with abundant precipitation, recording 1527 mm (60 in) of rainfall per year. While rainfall varies throughout the year, each season offers its own charm. November brings wetter days averaging 168 mm (6.6 in) of precipitation, spread over 24 rainy days.

In contrast, the driest month May experiences a drier climate, with about 94 mm (3.7 in) of rainfall spread across 19 rainy days. For more details, please visit our Cleggan Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Best Time to Visit Cleggan

Cleggan's weather is most enjoyable during July, August and September, with comfortable temperatures from 17°C (62°F) to 18°C (64°F). The moderate conditions ensure pleasant weather for exploring the area. Expect varied weather during this period with rainfall between 109 mm (4.3 in) and 125 mm (4.9 in), providing a good balance of sunny and rainy days.

The wettest months are November and December, when precipitation is at its highest.

Need help choosing your next travel destination? We offer a specialized tool that matches you with locations based on your weather preferences. Explore destinations that suit your climate preferences.

Frequently asked questions about the climate in Cleggan

What is the best time to visit Cleggan?

May, June and August typically offer the most optimal weather in Cleggan. In contrast, January, February, March, November and December tend to have less optimal conditions.

What temperatures can I expect in Cleggan?

Daytime highs range from 10°C (50°F) in February to 18°C (64°F) in August. Nighttime lows range from 6°C (43°F) to 13°C (55°F).

How much rain does Cleggan get?

Annual rainfall is around 1527 mm (60 in). November is the wettest month with 168 mm (6.6 in), while May is the driest with 94 mm (3.7 in).

Cleggan 3-Day Forecast

Cleggan 3-Day Forecast

Cleggan on the map

Cleggan is highlighted — select any city to see its climate.

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